<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>内联和内部样式</title>
</head>
<body>
    <div style="width: 100px;height: 100px; background-color: rgb(69, 69, 134);">这是一个块</div>
    <div style="width: 100px;height: 100px; background-color:red;">这是一个块</div>
</body>
</html>